.m-head
  height 70px
  background-color #fff
  box-shadow 0 5px 20px rgba(7, 17, 27, 0.1)
  .head-bar
    width 990px
    margin 0 auto
    .left
      //height 70px
      .link
        display block
        width 162px
        height 48px
        font-size 0
        margin 11px
        .link-img
          width 100%
          height 100%

    .right
      height 70px
      .head-nav
        float right
        //font-size 0
        .nav-item
          display inline-block
          height 70px
          line-height 70px
          box-sizing border-box
          margin 0 20px

          .nav-link
            font-size 16px
            display inline-block
            box-sizing border-box
            color #222
            &.active
              border-bottom 3px solid #FFBD27
            &:hover
              border-bottom 3px solid #FFBD27

